/Engine/Source/Runtime/Experimental/Chaos/Public/PhysicsProxy/PerSolverFieldSystem.h
WhenResolutionType_ is set toMaximum_ the complete particle mapping is provided from theParticles.X_ toParticles.Attribute_. WhenMinimum_ is set only the ActiveIndices and the direct children of the active clusters are set in theIndicesArray_.
static void GetRelevantParticleHandles ( [TArray](API\Runtime\Core\Containers\TArray)< [Chaos::FGeometryParticleHandle](API\Runtime\Chaos\Chaos\FGeometryParticleHandle) * > & ParticleHandles, const [Chaos::FPBDRigidsSolver](API\Runtime\Chaos\FPBDRigidsSolver) * RigidSolver, const EFieldResolutionType ResolutionType )